The Clamp,block,section, cataloged under National Stock Number 5340-01-526-3866, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-526-3866 |
| Primary Part Number | 9M702-2B28 |
| Item Name | Clamp,block,section |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Mounting Hole Quantity | 22 |
| Clamping Hole Quantity | 44 |
| Center to Center Distance Between First and Fourth Clamping Holes | 1.998 INCHES NOMINAL IN |
| Distance From End to First Clamping Hole Center | 0.282 INCHES NOMINAL IN |
| Block Height | 0.394 INCHES NOMINAL0.394 INCHES NOMINAL IN |
| Supplementary Features | A QUANTITY OF TWO BLOCKS MUST BE SPECIFIED FOR EACH INSTALLATION (TOP AND BOTTOM) |
| Criticality Code Justification | AGAVAGAV |
| Style Designator | RECTANGULAR |
| Mounting Hole Diameter | 0.205 INCHES NOMINAL0.205 INCHES NOMINAL IN |
| Clamping Hole Diameter | 0.490 INCHES NOMINAL FIRST HOLE IN |
| Clamping Hole Diameter | 0.490 INCHES NOMINAL FOURTH HOLE IN |
| Clamping Hole Diameter | 0.490 INCHES NOMINAL SECOND HOLE IN |
| Clamping Hole Diameter | 0.490 INCHES NOMINAL THIRD HOLE IN |
| Center to Center Distance Between First and Third Clamping Holes | 1.311 INCHES NOMINAL IN |
| Distance From Center of Mounting Hole to Edge Along the Width | 0.197 INCHES NOMINAL0.197 INCHES NOMINAL IN |
| Distance From End to First Mounting Hole Center | 0.625 INCHES NOMINAL IN |
| Mounting Facility | UNTHREADED HOLE(S)UNTHREADED HOLE(S) |
| Center to Center Distance Between First and Second Mounting Holes | 1.312 INCHES NOMINAL1.312 INCHES NOMINAL IN |
| Material | PLASTIC |
| Center to Center Distance Between First and Second Clamping Holes | 0.686 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 9M702-2B28 PRIMARY | The Boeing Company Div Defense (USA) |
| 9M702-2B28 | Swan Industries, Inc (USA) |
NSN 5340-01-526-3866 is a Clamp,block,section, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-526-3866 has 2 manufacturer part numbers on file: 9M702-2B28 (The Boeing Company Div Defense), 9M702-2B28 (Swan Industries, Inc).
Key specifications for 9M702-2B28: Mounting Hole Quantity: 22; Clamping Hole Quantity: 44; Center to Center Distance Between First and Fourth Clamping Holes: 1.998 INCHES NOMINAL IN; Distance From End to First Clamping Hole Center: 0.282 INCHES NOMINAL IN. 20 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.